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// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef NET_REPORTING_REPORTING_CONTEXT_H_
#define NET_REPORTING_REPORTING_CONTEXT_H_
#include <memory>
#include "base/observer_list.h"
#include "base/time/time.h"
#include "net/base/backoff_entry.h"
#include "net/base/net_export.h"
#include "net/reporting/reporting_policy.h"
namespace base {
class Clock;
class TickClock;
} // namespace base
namespace net {
class ReportingCache;
class ReportingDelegate;
class ReportingDeliveryAgent;
class ReportingEndpointManager;
class ReportingGarbageCollector;
class ReportingNetworkChangeObserver;
class ReportingObserver;
class ReportingPersister;
class ReportingUploader;
class URLRequestContext;
// Contains the various internal classes that make up the Reporting system.
// Wrapped by ReportingService, which provides the external interface.
class NET_EXPORT ReportingContext {
public:
static std::unique_ptr<ReportingContext> Create(
const ReportingPolicy& policy,
URLRequestContext* request_context);
~ReportingContext();
const ReportingPolicy& policy() { return policy_; }
base::Clock* clock() { return clock_.get(); }
base::TickClock* tick_clock() { return tick_clock_.get(); }
ReportingUploader* uploader() { return uploader_.get(); }
ReportingDelegate* delegate() { return delegate_.get(); }
ReportingCache* cache() { return cache_.get(); }
ReportingEndpointManager* endpoint_manager() {
return endpoint_manager_.get();
}
ReportingDeliveryAgent* delivery_agent() { return delivery_agent_.get(); }
ReportingGarbageCollector* garbage_collector() {
return garbage_collector_.get();
}
ReportingPersister* persister() { return persister_.get(); }
void AddObserver(ReportingObserver* observer);
void RemoveObserver(ReportingObserver* observer);
void NotifyCacheUpdated();
protected:
ReportingContext(const ReportingPolicy& policy,
std::unique_ptr<base::Clock> clock,
std::unique_ptr<base::TickClock> tick_clock,
std::unique_ptr<ReportingUploader> uploader,
std::unique_ptr<ReportingDelegate> delegate);
private:
ReportingPolicy policy_;
std::unique_ptr<base::Clock> clock_;
std::unique_ptr<base::TickClock> tick_clock_;
std::unique_ptr<ReportingUploader> uploader_;
base::ObserverList<ReportingObserver, /* check_empty= */ true> observers_;
std::unique_ptr<ReportingDelegate> delegate_;
std::unique_ptr<ReportingCache> cache_;
// |endpoint_manager_| must come after |tick_clock_| and |cache_|.
std::unique_ptr<ReportingEndpointManager> endpoint_manager_;
// |delivery_agent_| must come after |tick_clock_|, |delegate_|, |uploader_|,
// |cache_|, and |endpoint_manager_|.
std::unique_ptr<ReportingDeliveryAgent> delivery_agent_;
// |persister_| must come after |clock_|, |tick_clock_|, and |cache_|.
std::unique_ptr<ReportingPersister> persister_;
// |garbage_collector_| must come after |tick_clock_| and |cache_|.
std::unique_ptr<ReportingGarbageCollector> garbage_collector_;
// |network_change_observer_| must come after |cache_|.
std::unique_ptr<ReportingNetworkChangeObserver> network_change_observer_;
DISALLOW_COPY_AND_ASSIGN(ReportingContext);
};
} // namespace net
#endif // NET_REPORTING_REPORTING_CONTEXT_H_